Manifold for underfloorheating(FS4-III) Main Material: 304 stainless steel ; 1. 2-12 loops optional, 1'' main bars and 3/4"outlets; 2. Equipped with viewable and adjustable flowmeters; 3. automatic drain tap, end cap and drainage valve ; 4. manual adjustable caps which can be replaced by actuators; 5. a pair of brackets; 6. straight valves(233,234) with thermometer, angle valves(235,236) with thermometer, strainer valves(237,238) with thermometer optional ,strainer 7. Test pressure : 1.2Mp-1.6Mp 8.Working temperature: -20°C - 150°C